package cn.xpp.config;

import com.baomidou.mybatisplus.core.injector.ISqlInjector;
import com.baomidou.mybatisplus.extension.injector.LogicSqlInjector;
import com.baomidou.mybatisplus.extension.plugins.OptimisticLockerInterceptor;
import com.baomidou.mybatisplus.extension.plugins.PaginationInterceptor;
import com.baomidou.mybatisplus.extension.plugins.PerformanceInterceptor;
import org.mybatis.spring.annotation.MapperScan;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Profile;
import org.springframework.transaction.annotation.EnableTransactionManagement;
//开启事务的管理
@EnableTransactionManagement
@Configuration
@MapperScan("cn.xpp.mapper")//扫描我们的mapper文件夹
public class MyBatisPlusConfig {
    //注册乐观锁插件  OptimisticLockerInterceptor拦截器会自动处理
    @Bean
    public OptimisticLockerInterceptor optimisticLockerInterceptor(){
        return  new OptimisticLockerInterceptor();
    }
//配置分页插件 其原理都是拦截器
    @Bean
    public PaginationInterceptor paginationInterceptor() {
        return new PaginationInterceptor();
    }
   //逻辑删除组件
    @Bean
    public ISqlInjector sqlInjector(){
        return new LogicSqlInjector();
    }
    //sql执行效率插件
    @Bean
    @Profile({"dev","test"})//设置dev test 环境开启 保证我们的效率
    public PerformanceInterceptor performanceInterceptor(){
        PerformanceInterceptor performanceInterceptor = new PerformanceInterceptor();
        //在工作中常用
        performanceInterceptor.setMaxTime(100);//设置sql执行的最大时间，如果过了则不执行
        performanceInterceptor.setFormat(true);//是否格式化代码
        return  performanceInterceptor;
    }
}
